How to go from fraction to a decimal

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

Which of these triangle pairs can be mapped to each other using two reflections?

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125